Which component manages data transfers inside a computer system by implementing the 'Least Recently Used' (LRU) algorithm? MCQ with Answer and Explanation
Which component manages data transfers inside a computer system by implementing the 'Least Recently Used' (LRU) algorithm?
A. Hard drive file allocation table
B. Optical Drive Firmware
C. Cache Controller
D. BIOS Boot Loader
Answer: Option C
Solution (By JKSSB Mock Tests)
The cache controller utilizes replacement policies like Least Recently Used (LRU) to determine which older data blocks to discard when space is needed for new cache lines.
Explanation:
A typical 3.5-inch HDD consumes around 5 to 10 watts during operation, while 2.5-inch drives use less (2-3 watts). SSDs consume even less.
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